removed generic application

Author: daniel-sanche

google/api_core/grpc_helpers_async.py

@@ -36,7 +36,7 @@
 # extra Python function spreads to every single send and receive.
 
 
-class _WrappedCall(Generic[P], aio.Call):
+class _WrappedCall(aio.Call):
     def __init__(self):
         self._call = None
 
@@ -152,9 +152,9 @@ class _WrappedStreamStreamCall(
 
 
 # public type alias denoting the return type of async streaming gapic calls
-GrpcAsyncStream = _WrappedStreamResponseMixin[P]
+GrpcAsyncStream = _WrappedStreamResponseMixin
 # public type alias denoting the return type of unary gapic calls
-AwaitableGrpcCall = _WrappedUnaryResponseMixin[P]
+AwaitableGrpcCall = _WrappedUnaryResponseMixin
 
 
 def _wrap_unary_errors(callable_):

tests/asyncio/test_grpc_helpers_async.py

@@ -319,7 +319,7 @@ def test_awaitable_grpc_call():
     """
     AwaitableGrpcCall type should be an Awaitable and a grpc.aio.Call.
     """
-    instance = grpc_helpers_async.AwaitableGrpcCall[int]()
+    instance = grpc_helpers_async.AwaitableGrpcCall()
     assert isinstance(instance, grpc.aio.Call)
     # should implement __await__
     assert hasattr(instance, "__await__")